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SHUT OFF & DIVERT VALVES
Apply 60 psig air to the air connection on yoke. This will lift the stem from the valve seat.
(Normally Closed Valves Only). Loosen clamp wing nut and remove clamp.
SHUT OFF
Separate the valve body from the valve bonnet and remove body gasket.
DIVERT
Separate the lower valve body from the upper valve body and remove body gasket.
SHUT OFF & DIVERT VALVES
Remove air supply to actuator.
DIVERT, ELBOW & KETTLE
Apply 60 psig air to the end cap. This will extend the plug away from the
valve seat.
Separate the valve stem from the actuator stem. This is done by placing
an open end wrench around the valve stem flats and then turning counter
clockwise. Once the threads between the two stems disengage, pull stem
away from the actuator until it exits the body or bonnet.
Remove air supply to actuator.
SHUT OFF
Separate bonnet from yoke by removing three bolts. Remove split
bushing and o-ring from valve bonnet.
DIVERT
Separate upper valve body from yoke by removing three bolts.
Remove split bushing, washer and o-ring from upper body.
ELBOW
Separate elbow valve body from yoke by removing three bolts.
Remove split bushing, sleeve and o-ring from body.
Separate yoke from actuator by removing four bolts. Remove green bushing retainer and o-ring
between yoke and actuator.
SHUT OFF, DIVERT, ELBOW & KETTLE VALVES
Separate green end cap from actuator by removing all four bolts. Remove the two o-rings that
are between the end cap and actuator. Push the clear stem protector out of the end cap and
remove o-ring. Pull off red indicator cap from actuator stem.
MAINTENANCE
VALVE DISASSEMBLY
CAUTION
To prevent personal injury, keep hands and tools out of
and away from valve bodies and stems when applying or
releasing air to an actuator. The actuator stem assembly
moves with extreme force and suddenness.
Shut Off
Divert & Elbow
Stem
Flats
Содержание 741 Series
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